Accidental First Kiss

Y/N has a crush on her bff sunghoon, instead of telling how she felt to Sunghoon she decided to just write it in a letter and keep it someplace in her room where no one can find it.

As for Heeseung, he's just got from the US and already fitting in with the crowd, Y/N and Heeseung got assign to do a project together where they must go on dates and write a report about it and they both does get along well after their accidental first kiss so let see how this goes